** Water management co VA Tech Wabag VATE.NS rises 2% to 1,548 rupees
** Motilal Oswal starts with "buy"; sets PT at 1,904 rupees, ~25% upside to last close
** Says large order wins or margin boost could trigger valuation re-rating in the near- to medium-term
** Notes co's 137 bln-rupee ($1.6 bln) order book, 200 bln-rupee bid pipeline to support 15%–20% rev growth over next 3–4 years
** Adds focus on high-margin segments like EP, O&M and industrial projects expected to lift margins
** YTD, VATE down 7.6%
($1 = 86.2620 Indian rupees)
(Reporting by Yagnoseni Das in Bengaluru)
((Yagnoseni.Das@thomsonreuters.com;))